#0D445A
Closest named color: Charcoal (#264653). oklch(36.4% 0.066 230.2), rgb(13, 68, 90).
Aa
White text reads best on this color (10.54:1).
About this color
#0D445A is a dark, muted blue. In OKLCH its lightness is 36%, its chroma 0.066 and its hue 230°. Its hue sits on the cool side of the wheel. The nearest named color is Charcoal (#264653), ΔE 0.025 away. White text reads best on it, at 10.54:1.
| Hue family | Blues |
| Lightness | dark (36%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Charcoal (#264653) |
| Black text | 1.99:1 |
| White text | 10.54:1 |
Values
| HEX | #0D445A |
| RGB | rgb(13, 68, 90) |
| HSL | hsl(197, 75%, 20%) |
| OKLCH | oklch(36.4% 0.066 230.2) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #0D445A | 10.54:1 | AAA | Lc -98.1 | Preferred for body text |
| Black text on #0D445A | 1.99:1 | Fails | Lc 9.8 | Not readable |
| #0D445A text on white | 10.54:1 | AAA | Lc 94.1 | Preferred for body text |
| #0D445A text on black | 1.99:1 | Fails | Lc -8.4 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 900.
-
Step 50
50
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF2
oklch(93.7% 0.014 231.2)
-
Step 200
200
#C8DDE8
oklch(88.5% 0.027 230.4)
-
Step 300
300
#A1C7DB
oklch(80.9% 0.049 231.1)
-
Step 400
400
#6BAAC9
oklch(70.7% 0.079 230.7)
-
Step 500
500
#3C94BB
oklch(63% 0.101 230.6)
-
Step 600
600
#067EA7
oklch(55.6% 0.11 230.3)
-
Step 700
700
#006A8D
oklch(49.1% 0.098 229.8)
-
Step 800
800
#025774
oklch(42.8% 0.084 229.7)
-
Step 900
900 (this color)
#0D445A
oklch(36.4% 0.066 230.2)
-
Step 950
950
#0D2A37
oklch(27% 0.042 230.5)
#0D445A with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #39435B | 0.045 |
| Deuteranopia (no green cones) | #2F3C5A | 0.039 |
| Tritanopia (no blue cones) | #004A4B | 0.038 |
| Achromatopsia (no color) | #3F3F3F | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0D445A
#0D445A
oklch(36.4% 0.066 230.2)
- #59331C
#59331C
oklch(36.3% 0.065 50.7)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #0D445A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal #264653 ΔE 0.025
- Dark Grey Blue #29465B ΔE 0.026
- Dark Blue Grey #1F3B4D ΔE 0.032
- Midnight Green #073B4C ΔE 0.036
- Dark Teal #014D4E ΔE 0.042
- Prussian Blue #1D3557 ΔE 0.048
- Marine Blue #01386A ΔE 0.053
- Onyx #343A40 ΔE 0.056
Use #0D445A in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.